Is Qwen3.5 397B A17B or Qwen3.5 27B cheaper?

Qwen3.5 27B is cheaper on output tokens ($2.40 vs $3.60 per 1M).

Which has the larger context window, Qwen3.5 397B A17B or Qwen3.5 27B?

Both models offer a similar context window.

Qwen3.5 397B A17B vs Qwen3.5 27B

Qwen3.5 27B is cheaper on output tokens. Choose Qwen3.5 397B A17B or Qwen3.5 27B based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Qwen3.5 397B A17B	Qwen3.5 27B
Provider	Mixlayer	Mixlayer
Input / 1M tokens	$0.60	$0.30
Output / 1M tokens	$3.60	$2.40
Context window	262K	262K
Parameters	397B	—
Open weights	Yes	Yes
Released	Mar 2026	Mar 2026

Qwen3.5 397B A17B details →Qwen3.5 27B details →

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.